1 // <vstring.h> Forward declarations -*- C++ -*- 2 3 // Copyright (C) 2005-2022 Free Software Foundation, Inc. 4 // 5 // This file is part of the GNU ISO C++ Library. This library is free 6 // software; you can redistribute it and/or modify it under the 7 // terms of the GNU General Public License as published by the 8 // Free Software Foundation; either version 3, or (at your option) 9 // any later version. 10 11 // This library is distributed in the hope that it will be useful, 12 // but WITHOUT ANY WARRANTY; without even the implied warranty of 13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 // GNU General Public License for more details. 15 16 // Under Section 7 of GPL version 3, you are granted additional 17 // permissions described in the GCC Runtime Library Exception, version 18 // 3.1, as published by the Free Software Foundation. 19 20 // You should have received a copy of the GNU General Public License and 21 // a copy of the GCC Runtime Library Exception along with this program; 22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23 // <http://www.gnu.org/licenses/>. 24 25 /** @file ext/vstring_fwd.h 26 * This is an internal header file, included by other library headers. 27 * Do not attempt to use it directly. @headername{ext/vstring.h} 28 */ 29 30 #ifndef _VSTRING_FWD_H 31 #define _VSTRING_FWD_H 1 32 33 #pragma GCC system_header 34 35 #include <bits/c++config.h> 36 #include <bits/char_traits.h> 37 #include <bits/allocator.h> 38 39 namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) 40 { 41 _GLIBCXX_BEGIN_NAMESPACE_VERSION 42 43 template<typename _CharT, typename _Traits, typename _Alloc> 44 class __sso_string_base; 45 46 template<typename _CharT, typename _Traits, typename _Alloc> 47 class __rc_string_base; 48 49 template<typename _CharT, typename _Traits = std::char_traits<_CharT>, 50 typename _Alloc = std::allocator<_CharT>, 51 template 52 <typename, typename, typename> class _Base = __sso_string_base> 53 class __versa_string; 54 55 typedef __versa_string<char> __vstring; 56 typedef __vstring __sso_string; 57 typedef 58 __versa_string<char, std::char_traits<char>, 59 std::allocator<char>, __rc_string_base> __rc_string; 60 61 typedef __versa_string<wchar_t> __wvstring; 62 typedef __wvstring __wsso_string; 63 typedef 64 __versa_string<wchar_t, std::char_traits<wchar_t>, 65 std::allocator<wchar_t>, __rc_string_base> __wrc_string; 66 67 #if __cplusplus >= 201103L 68 typedef __versa_string<char16_t> __u16vstring; 69 typedef __u16vstring __u16sso_string; 70 typedef 71 __versa_string<char16_t, std::char_traits<char16_t>, 72 std::allocator<char16_t>, __rc_string_base> __u16rc_string; 73 74 typedef __versa_string<char32_t> __u32vstring; 75 typedef __u32vstring __u32sso_string; 76 typedef 77 __versa_string<char32_t, std::char_traits<char32_t>, 78 std::allocator<char32_t>, __rc_string_base> __u32rc_string; 79 #endif // C++11 80 81 _GLIBCXX_END_NAMESPACE_VERSION 82 } // namespace 83 84 #endif /* _VSTRING_FWD_H */ 85